.indicator {
    color:#00ff00 ;
    position: absolute;
    background-color:#000000;
    border: 2px solid #808080;
    border-radius:3px;
    text-align: center;
    font-size: 200%;
}

.indicator unselectable {
    -moz-user-select: -moz-none;
    -khtml-user-select: none;
    -webkit-user-select: none;
    -o-user-select: none;
    user-select: none;
}
